Update docs/index.md

Co-authored-by: Ben Hoyt <[email protected]>

docs/index.md

@@ -2,7 +2,7 @@
 
 _Take control of your internal daemons!_
 
-**Pebble** is an open-source, declarative, client/server service manager that helps you orchestrate a set of local processes as an organised set on UNIX-like operating systems. It resembles well-known tools such as _supervisord_, _runit_, or _s6_, in that it can easily manage non-system processes independently from the system services, but it was designed with unique features that help with more specific use cases.
+**Pebble** is a lightweight Linux service manager that helps you orchestrate a set of local processes as an organised set. It resembles well-known tools such as _supervisord_, _runit_, or _s6_, in that it can easily manage non-system processes independently from the system services. However, it was designed with unique features such as layered configuration and an HTTP API that help with more specific use cases.
 
 ## Learn the fundamentals